Files
filament/android/filament-utils-android/src/main/cpp/RemoteServer.cpp

78 lines
2.7 KiB
C++

/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <jni.h>
#include <viewer/RemoteServer.h>
using namespace filament::viewer;
extern "C" JNIEXPORT jlong JNICALL
Java_com_google_android_filament_utils_RemoteServer_nCreate(JNIEnv* env, jclass, jint port) {
RemoteServer* server = new RemoteServer(port);
if (!server->isValid()) {
delete server;
return 0;
}
return (jlong) server;
}
extern "C" JNIEXPORT void JNICALL
Java_com_google_android_filament_utils_RemoteServer_nDestroy(JNIEnv*, jclass, jlong native) {
RemoteServer* server = (RemoteServer*) native;
delete server;
}
extern "C" JNIEXPORT jstring JNICALL
Java_com_google_android_filament_utils_RemoteServer_nPeekIncomingLabel(JNIEnv* env, jclass, jlong native) {
RemoteServer* server = (RemoteServer*) native;
char const* label = server->peekIncomingLabel();
return label ? env->NewStringUTF(label) : nullptr;
}
extern "C" JNIEXPORT jstring JNICALL
Java_com_google_android_filament_utils_RemoteServer_nPeekReceivedLabel(JNIEnv* env, jclass, jlong native) {
RemoteServer* server = (RemoteServer*) native;
ReceivedMessage const* msg = server->peekReceivedMessage();
return msg ? env->NewStringUTF(msg->label) : nullptr;
}
extern "C" JNIEXPORT jint JNICALL
Java_com_google_android_filament_utils_RemoteServer_nPeekReceivedBufferLength(JNIEnv* env, jclass, jlong native) {
RemoteServer* server = (RemoteServer*) native;
ReceivedMessage const* msg = server->peekReceivedMessage();
return msg ? msg->bufferByteCount : 0;
}
extern "C" JNIEXPORT void JNICALL
Java_com_google_android_filament_utils_RemoteServer_nAcquireReceivedMessage(JNIEnv* env, jclass, jlong native, jobject buffer, jint length) {
RemoteServer* server = (RemoteServer*) native;
ReceivedMessage const* msg = server->acquireReceivedMessage();
if (msg == nullptr) {
return;
}
void* address = env->GetDirectBufferAddress(buffer);
if (address == nullptr) {
// This should never happen because the Java layer does allocateDirect.
return;
}
memcpy(address, msg->buffer, length);
server->releaseReceivedMessage(msg);
}